Home / 66,482-91,746.88-36,267.84

Finding the Fourth Proportional to 66,482, 91,746.88 and 36,267.84

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Solution

The fourth proportional to 66,482, 91,746.88 and 36,267.84 is: 50,050.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,482 : 91,746.88 = 36,267.84 : x
  2. Step 2: Convert to fraction form
    66,482/91,746.88 = 36,267.84/x
  3. Step 3: Cross multiply
    66,482x = 91,746.88 × 36,267.84
  4. Step 4: Simplify right side
    66,482x = 3,327,461,164.34
  5. Step 5: Solve for x
    x = 3,327,461,164.34/66,482
  6. Step 6: Final answer
    x = 50,050.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.